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courtj17
courtj17 courtj17
  • 15-07-2016
  • Mathematics
Answered

What is the volume of the cone to the nearest tenth?


1,520.5 m^3

552.9 m^3

829.4 m^3

1,244.1 m^3

What is the volume of the cone to the nearest tenth? 1,520.5 m 3 552.9 m 3 829.4 m 3 1,244.1 m 3 class=

Verified Answer :

dalendrk
dalendrk dalendrk
  • 15-07-2016

\(V=\dfrac{1}{3}\pi r^2H\\\\2r=22m\to r=11m;\ H=12m\\\\V=\dfrac{1}{3}\pi\cdot11^2\cdot12=\pi\cdot121\cdot4=484\pi\ (m^3)\\\\V\approx484\cdot3.14=1,519.76\approx1,519.8\ (m^3)\\\\Answer:1,520.5\ cm^3\)

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